i-adectives: past negation – kunakatta-form

You can also express a negative meaning of an i-adjective that happens in the past. In English this is the equivalent to “was not”. Building this form is very similar to the kunai-form. You remove the い (i) at the end of the plain form and add くなかった (kunakatta) to the stem of the i-adjective as described in the following examples: